(function() {
	var menuitem = document.createElement("menuitem");
	menuitem.setAttribute("label", "\uFEFF\u6253\u5F00\u914D\u7F6E\u6587\u4EF6\u5939");
	menuitem.setAttribute("accesskey", "J");
	menuitem.setAttribute("oncommand", 'Components.classes["@mozilla.org/file/directory_service;1"].getService(Components.interfaces.nsIProperties).get("ProfD", Components.interfaces.nsILocalFile).launch();');
	
	var optionsitem = document.getElementById("menu_preferences");
	optionsitem.parentNode.insertBefore(menuitem, optionsitem);
})();
